だれかがピアノを弾いている。

Sentence Analyzer

だれ ピアノ 弾いている

English Translation

Somebody is playing the piano.

Furigana

だれかがピアノを()いている。

Romanji

Dare ka ga piano o hiiteiru.

Words

(だれ、たれ、た)
who
()
indicates a question (sometimes rhetorical); or; whether or not; some- (e.g. something, someone); indicates doubt, uncertainty, etc.; emphatic prefix; suffix forming adjectives or adverbs; in that way
()
indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and
ピアノ (ピアノ、ピヤノ)
piano
()
indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.
弾く (はじく)
to flip; to snap; to flick; to repel; to use (an abacus); to calculate; to strum; to pluck the strings (of a guitar, etc.)

Kanji

Readings: ダン、 タン、 ひ.く、 -ひ.き、 はず.む、 たま、 はじ.く、 はじ.ける、 ただ.す、 はじ.きゆみ
Meanings: bullet, twang, flip, snap